/Engine/Source/Developer/ToolMenus/Public/ToolMenus.h
Create a finalized menu based on a custom crafted menu. Advanced special use cases only.
[UToolMenu](API\Developer\ToolMenus\UToolMenu) * GenerateMenuAsBuilder ( const [UToolMenu](API\Developer\ToolMenus\UToolMenu) * InMenu, const [FToolMenuContext](API\Developer\ToolMenus\FToolMenuContext) & InMenuContext )